Pith Number

pith:O5B5E2R2

pith:2026:O5B5E2R25W7P7TESDAATW5HNKC

not attested not anchored not stored refs pending

Beyond Initialization Loss: A Systematic Study of Token Embedding Initialization Strategies for LLM Vocabulary Extension

Niranjan Wartikar, Raviraj Joshi, Sanjay Singh Chauhan, Utkarsh Vaidya

arxiv:2608.03494 v1 · 2026-08-04 · cs.CL · cs.LG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O5B5E2R25W7P7TESDAATW5HNKC}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-08-05T01:35:57.774963Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7743d26a3aedbeffcc9218013b74ed50b8c59feaab557f421a9b1d9d6bb569dc

Aliases

arxiv: 2608.03494 · arxiv_version: 2608.03494v1 · doi: 10.48550/arxiv.2608.03494 · pith_short_12: O5B5E2R25W7P · pith_short_16: O5B5E2R25W7P7TES · pith_short_8: O5B5E2R2

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/O5B5E2R25W7P7TESDAATW5HNKC \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 7743d26a3aedbeffcc9218013b74ed50b8c59feaab557f421a9b1d9d6bb569dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2dd7ffe088aa469aa876a27bfeac1bb80b310af9067ae4c3ecda2e56fcdf8bc",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-08-04T11:32:10Z",
    "title_canon_sha256": "1a58ac9521f6936644f3deca201d7ac4db811ff61bc0ba8a7673a70a6e0d0b38"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.03494",
    "kind": "arxiv",
    "version": 1
  }
}